Android create 3x3 2-color alternating image

AndroidTwoColorImage.java

/**
 * A 3x3 2-color image.
 * @param color1
 * @param color2
 * @return A 3x3 image alternating the two colors.
 */
public static Bitmap createTwoColorImage(int color1, int color2) {
    Bitmap bitmap = Bitmap.createBitmap(3, 3, Bitmap.Config.ARGB_8888);
    bitmap.setPixel(0, 0, color1);
    bitmap.setPixel(2, 0, color1);
    bitmap.setPixel(1, 1, color1);
    bitmap.setPixel(0, 2, color1);
    bitmap.setPixel(2, 2, color1);

    bitmap.setPixel(1, 0, color2);
    bitmap.setPixel(0, 1, color2);
    bitmap.setPixel(2, 1, color2);
    bitmap.setPixel(1, 2, color2);

    return bitmap;
}